Fig. 1.
Fig. 3.
Fig. 4.
Flying Bridge.
Fig. 2.
Fig. 5.
Fig. 6.
Fig. 7.
Fig. 8.
Fig. 9.
![Faint landscape illustration with a bridge and trees.]()
A faint, horizontal landscape illustration. It depicts a body of water with a bridge spanning across it. On the left bank, there are several trees and a small structure. The right bank shows a more developed area with a building and a bridge. The background features rolling hills or mountains under a pale sky.
![Faint illustration of a building or structure.]()
A faint, horizontal illustration of a building or structure. It appears to be a long, rectangular building with a series of windows or panels. To the left of the building, there is a small structure that looks like a tower or a small house. The entire scene is rendered in a very light, sketchy style.
![Faint illustration of three large arches.]()
A faint, horizontal illustration featuring three large, prominent arches. These arches are arranged in a row, suggesting they might be part of a bridge or a series of vaulted ceilings. The arches are drawn with simple lines, and the overall style is very light and sketchy.
Fig. 11.
A geometric diagram showing a triangle with vertices labeled A, B, and C. Vertex A is at the top, B is at the bottom left, and C is at the bottom right.
Fig. 10.
A cross-section diagram of a bridge arch. The arch is supported by a pier. Labels A, B, and C are used to indicate different parts of the structure, including the pier and the arch itself.
Fig. 12.
A detailed cross-section diagram of a bridge arch. The arch is supported by a pier. Labels A, B, C, D, and E are used to indicate various parts of the structure, including the pier, the arch, and the roadway.
Fig. 13.
A perspective view of a bridge under construction over a river. The bridge has a large arch and is supported by piers. In the foreground, there is construction equipment, including a wooden frame and a crane.
Fig. 15.
A diagram of a mechanical component, possibly a pulley or a crank, with labels A and B.
Fig. 14.
A diagram of a wooden frame structure, possibly a support or a scaffold, with labels A and B.
Fig. 16.
A diagram of a wooden frame structure, possibly a support or a scaffold, with labels A and B.
Fig. 17.
A diagram of a wooden frame structure, possibly a support or a scaffold, with labels A and B.
![A faded architectural drawing of a bridge with three arches and a classical building in the foreground.]()
A faded architectural drawing, possibly a watercolor or pencil sketch, depicting a bridge with three prominent arches. The bridge spans a body of water, with the water's surface visible beneath the arches. In the foreground, to the left of the bridge, is a classical building with a prominent arched entrance and a row of columns. The drawing is heavily stained with yellowish-brown spots, suggesting age and water damage. The overall style is that of a 19th-century architectural illustration.